Question

Juan is mailing a box like the one pictured below to his sister

Answer 1

Given:

Given a rectangle with

`\begin{gathered} h=5cm \\ l=12cm \\ w=6cm \end{gathered}`

Required:

To find the volume.

Step-by-step explanation:

The formula for surface area is

`SA=2lw+2lh+2wh`

Here

`\begin{gathered} =2(12)(6)+2(12)(5)+2(6)(5) \\ =144+120+60 \\ =324 \end{gathered}`

Final Answer:

`324cm^2`